Results 51 to 60 of about 279,452 (299)

Improving Nanofiber Membrane Characteristics and Membrane Distillation Performance of Heat-Pressed Membranes via Annealing Post-Treatment

open access: yesApplied Sciences, 2017
Electrospun membranes are gaining interest for use in membrane distillation (MD) due to their high porosity and interconnected pore structure; however, they are still susceptible to wetting during MD operation because of their relatively low liquid entry
Minwei Yao   +4 more
doaj   +1 more source

CuO, MgO, and ZrO2 Loading on HZSM5 by Deposition-precipitation: Study of Crystallinity, Specific Surface Area, and Morphology

open access: yesIndonesian Journal of Chemistry, 2022
Bifunctional catalysts are often used in multiple reactions to synthesize certain products. The catalytic activity of bifunctional catalysts is influenced by parameters such as crystallinity, specific surface area, metal distribution, and morphology ...
Rizky Ibnufaatih Arvianto   +2 more
doaj   +1 more source

Improvement design of existing threshing machine at Kilang Sawit Risda, Ulu Keratong [PDF]

open access: yes, 2020
Palm oil is very important in the agricultural and economic sectors in Malaysia. It’s origin is in the tropical rain forest region of West Africa, which the main belt runs through the southern latitudes of Cameron, Cote D’ ivoire, Ghana, Liberia, Nigeria,
Chen, Chit Wee   +8 more
core   +2 more sources

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Processing and rheological behavior of cross‐linked polyethylene containing disulfide bonds

open access: yesSPE Polymers, 2022
Vitrimers are a new class of materials that consist of chemically cross‐linked networks that engage in thermoactivated associative exchange reactions. These exchange reactions can impart malleability, healing, and recyclability properties to thermosets ...
Maria Camila Montoya‐Ospina   +2 more
doaj   +1 more source

Local Complexity of Delone Sets and Crystallinity

open access: yes, 2001
This paper characterizes when a Delone set X is an ideal crystal in terms of restrictions on the number of its local patches of a given size or on the hetereogeneity of their distribution.
Alessandri   +27 more
core   +2 more sources

Probing polymer chain constraint and synergistic effects in nylon 6-clay nanocomposites and nylon 6-silica flake sub-micro composites with nanomechanics [PDF]

open access: yes, 2015
In this study, we report that a synergistic effect exists in the surface mechanical properties of nylon 6–clay nanocomposites (NC) that can be shown by nanomechanical testing.
Beake, BD   +4 more
core   +1 more source

Sustainable bioplastics manufacturing from renewable sources

open access: yesFEBS Open Bio, EarlyView.
Bioplastics are manufactured by using polymers from different bio‐based sources. These novel materials not only offer biodegradability but also possess various functional properties that make them suitable for diverse applications. Recent developments in the preparation of bioplastics are reported, highlighting the distinct properties of each type of ...
C. Valeria L. Giosafatto   +6 more
wiley   +1 more source

The Effect of the Chemical Character of Ionic Liquids on Biomass Pre-Treatment and Posterior Enzymatic Hydrolysis

open access: yesMolecules, 2019
Ionic liquids have been recognised as interesting solvents applicable in efficient lignocellulosic biomass valorisation, especially in biomass fractionation into individual polymeric components or direct hydrolysis of some biomass fractions.
Joana R. Bernardo   +2 more
doaj   +1 more source

An Insight Analysis of Nano sized powder of Jackfruit Seed

open access: yes, 2011
The preparation of biodegradable nanomaterials by blending starch nanocrystals with various polymer matrices are the most active research. This work reports aspect related to nano-sized particles of jackfruit seed.
Alagar, M., Theivasanthi, T.
core   +1 more source

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